Product Line

Industrial Air Tools

Model No.: 4591 / 4591R, Air Die Grinder - 16" Extended (1HP/745W ), 20,000RPM
Steel housing
Round out : Below 0.12mm
Cylinder with heat treatment and durable bakelite of rotor blades
High quality and durable performance for industrial use
16" extended shaft is for grinding in narrow & hard-to-reach spaces or inside pipes
Elastic collet with excellent mounting and alignment
Self-Locking Lever to prevent accident start ups
Roll Valve design provides the convenience of long-time grinding jobs
Either of 4591 (Self-Locking Lever) or 4591R (Roll Valve) for option

Air Die Grinder - 16" Extended

Model No.

4591 / 4591R

Free Speed

20,000 RPM

Collet Size

6mm / 1/4" or 8mm / 3/8"

Horse Power

1HP / 745W

Average Air Consumption

5CFM [141.6 L/min]


600mm (23.6 in.) / 605mm (23.8 in.)

Net Weight

2.8kg [6.2 lbs.]

Air Inlet


Air Pressure

90PSI [6.3 kg/cm²]

Packing Information
Model No.: 4591 / 4591R, Packing: 6PCS/CTN, N.W.: 18KG, G.W.: 19KG, CUFT: 0.75’